However this system does not specify the id inside diameter of the tubing because the tube wall can vary in thickness. The number represents the od outside diameter of the tube the fitting was designed to fit in the old an specifications.

Tool 10 An Fitting Wrench 1 Hex Size
An 10 fitting size. Hose fittings accessories diff breather stainless hose clamps crimp type 10pk oil restrictors o rings viton 5pk p clips line separators aluminium p clamps cushioned p clips 5pk line separators panel mountable line separators replacement olives 200 series hose ends 5pk 600 series tube adapters olives 5pk washers. Therefore a 8 an size would be equal to 1 2 inch od tube. 1 38 1 4564 28. Lay your fitting over the appropriate drawing to determine what size fitting you have. New products view more. Note that we did not list the hex sizes.
14 716 20 sae. 1 18 1 716 24. If a 716 wrench slips over the threads but a 38 wrench doesnt you have a 4an fitting. Hose size chart fractional equivalent all dimensions are in inches unless otherwise noted. These are the same thread sizes that have been used in aircraft and industrial applications for many years. The pit stop usa difference were the experts we help you find a way to win.
1 34 2 332. 1 12 1 1316 32. An fittings are a flare fitting using 37 flared tubing to form a metal metal. Here is an an size chart. The number represents the od as multiples of 116. The only sure identifier is the thread size.
Raceflux 180 degree push lock hose end fitting. For some odd reason the automotive industry wants to make an fittings sound like something special. Therefore a 10 fitting was originally designed to fit an solid tube with an od of 10 116 ⅝ 16mm. Use this handy chart to determine the an fitting size based on corresponding thread sizes. Huge selection over 100000 products from the top performance brands. Hex sizes are not standardized.
Read fitting size where it intersects the vertical line. Raceflux 6an male flare to m20x15mm adapter fitting. Thread size chart for an fittings. The hex size depends on the fitting type the size of the threads on the other side of the fitting and even the fitting brand. 316 38 24 sae 4 an. Place fitting against base line.
Each an size number has its own standard thread size see column three of the chart. An fittings come in a range of sizes they are called the dash size because it has a dash followed by two digits. Pipe thread size chart use the diagram below to find pipe thread size. Understanding an fittings all an fittings have a mating flare seat at 37 degrees this guide will use the an name to refer to these fittings. Each an size also uses its own standard thread size.